dataset: Fix memory leak destroying a dataset that has a permanent_dict.

[pspp] / src / data / dataset.c

diff --git a/src/data/dataset.c b/src/data/dataset.c
index f966b63af96ab807d6c927d3a34f8053210b99fe..4313cac8758aace9f07f214fd012179cd7664add 100644 (file)
--- a/src/data/dataset.c
+++ b/src/data/dataset.c
@@ -143,9 +143,7 @@ dataset_create_finish__ (struct dataset *ds, struct session *session)
 struct dataset *
 dataset_create (struct session *session, const char *name)
 {
-  struct dataset *ds;
-
-  ds = xzalloc (sizeof *ds);
+  struct dataset *ds = XZALLOC (struct dataset);
   ds->name = xstrdup (name);
   ds->display = DATASET_FRONT;
   ds->dict = dict_create (get_default_encoding ());
@@ -200,6 +198,7 @@ dataset_destroy (struct dataset *ds)
       dataset_set_session (ds, NULL);
       dataset_clear (ds);
       dict_unref (ds->dict);
+      dict_unref (ds->permanent_dict);
       caseinit_destroy (ds->caseinit);
       trns_chain_destroy (ds->permanent_trns_chain);
       dataset_transformations_changed__ (ds, false);